njrat | abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856

General

Target

abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe
Size

23KB
MD5

058c69d8c4601003120a41912320a1ba
SHA1

f55f2945b49b43719d4df1582ef7e55151d30a64
SHA256

abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856
SHA512

39eefd6a2cf28a2d379c3f9ce30cbde7d00dcd3990c274b09999a501f85c5e40ac538c0ff92f9f1e3a8a127a45eb565285bb927f63440066fca0877dad60f481
SSDEEP

384:9oWSkWHa55BgDVRGipkItzY6vZg36Eh7FpmRvR6JZlbw8hqIusZzZvf4:iJuk9pHRpcnub

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

abdwlashexane.ddns.net:1177

Mutex

ff3c0dff05cd714df3c8b5a0760641a8

Attributes

reg_key
ff3c0dff05cd714df3c8b5a0760641a8
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 1 IoCs

pid	Process
4920	service.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
4972	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ff3c0dff05cd714df3c8b5a0760641a8 = "\"C:\\Users\\Admin\\AppData\\Roaming\\service.exe\" .."	service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ff3c0dff05cd714df3c8b5a0760641a8 = "\"C:\\Users\\Admin\\AppData\\Roaming\\service.exe\" .."	service.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 31 IoCs

description	pid	Process
Token: SeDebugPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe
Token: 33	4920	service.exe
Token: SeIncBasePriorityPrivilege	4920	service.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 4920	4716	abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe	79
PID 4716 wrote to memory of 4920	4716	abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe	79
PID 4716 wrote to memory of 4920	4716	abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe	79
PID 4920 wrote to memory of 4972	4920	service.exe	80
PID 4920 wrote to memory of 4972	4920	service.exe	80
PID 4920 wrote to memory of 4972	4920	service.exe	80

C:\Users\Admin\AppData\Local\Temp\abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe
"C:\Users\Admin\AppData\Local\Temp\abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4716
- C:\Users\Admin\AppData\Roaming\service.exe
  "C:\Users\Admin\AppData\Roaming\service.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4920
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\service.exe" "service.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:4972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\service.exe

Filesize
23KB

MD5
058c69d8c4601003120a41912320a1ba

SHA1
f55f2945b49b43719d4df1582ef7e55151d30a64

SHA256
abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856

SHA512
39eefd6a2cf28a2d379c3f9ce30cbde7d00dcd3990c274b09999a501f85c5e40ac538c0ff92f9f1e3a8a127a45eb565285bb927f63440066fca0877dad60f481

Download Submit
C:\Users\Admin\AppData\Roaming\service.exe

Filesize
23KB

MD5
058c69d8c4601003120a41912320a1ba

SHA1
f55f2945b49b43719d4df1582ef7e55151d30a64

SHA256
abe8e44f6a28ddfa1c09f8ee779de595497d6fbf8191a8732c4d26ed97fc0856

SHA512
39eefd6a2cf28a2d379c3f9ce30cbde7d00dcd3990c274b09999a501f85c5e40ac538c0ff92f9f1e3a8a127a45eb565285bb927f63440066fca0877dad60f481

Download Submit
memory/4716-132-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download
memory/4716-133-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download
memory/4716-137-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download
memory/4920-138-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download
memory/4920-140-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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